to be hohost, you know, i'll not a big gold person. i actually love silver. >> reporter: in fact, the point for shawn is not wanting to wear a watch. he's always just sought for a way to support his family without having to join the rat race. to him, this wilderness is a resource, not a picture postcard. >> don't fall in love with it, because we may want to mip it one day. >> reporter: there's gold in them there hills. and shawn ryan is determined to find it. i'm david right fwright for "nightline." >> what a great story. thanks to david wright for that. >>> just ahead, the creator of the iced margarita machine. we introduce you to the thomas edison of frozen tequila drinks. [ smooches ] [ male announcer ] it can open doors, it can erase boundaries and hold its ground. it can even the score and start a movement. -it can... -[ beatboxing ] [ male announcer ] it can buy time and tell time. shhh. [ baby giggles ] [ male announcer ] we use our mouths in so many ways to open up to the world. after all, life opens up when you do. crest and o